American Dictionary
Define dictionary terms easily — search for "example", "dictionary", "language", or "word" in our powerful online English dictionary.
Define dictionary terms easily in our powerful online English dictionary.
Searching for...
No matching words found
Try a different search term or browse the dictionary
relating to an interval of geological time from about 252 to 66 million years ago
The Mesozoic is one of three geologic eras of the Phanerozoic Eon, preceded by the Paleozoic and succeeded by the Cenozoic.
The Mesozoic Era is subdivided into three major periods: the Triassic, Jurassic, and Cretaceous.
